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<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=531542
-->
<head>
  <title>Test for Bug 531542</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=531542">Mozilla Bug 531542</a>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 531542 **/

var negativeTimeoutFired = false;
function negativeTimeout()
{
  negativeTimeoutFired = true;
}
function testFinished()
{
  ok(negativeTimeoutFired, "Timeout with negative delay should fire.");
  SimpleTest.finish();
}

SimpleTest.waitForExplicitFinish();
setTimeout(negativeTimeout, -1);
setTimeout(testFinished, 0);

</script>
</pre>
</body>
</html>
